Roller drive



June 1930- c. M. SILBERBERGER 5 ROLLER DRIVE Filed July 11. 1928 IIQVIIIIIIIIIIIAH: I

INVENTOR WITNESS:

g "UN T oEoIL MERWiN srLBEne Rena,

extended around'and about gear members.--'

Another object of the invention contemplates guide members carried by the rollers adapted to prevent displacement of the gears from the rollers, whereby the power transgenerallywhipor'lash. l e

Patented June 3 v '7 v ER RIQ @QUTHE K 'IA a?" nonn nn'nnivnfj ,1 l

BI'S.

track for the roller memb'ers'adapted to be initted thereby will be] a pushing rather than a pulling force in contra-distinction to that of the employment of chains,-wl 1 ich With the above and otherobjects in VlfiW; l the invention further consists of the follow 111g; novel. features: and details of construction, to be hereinafter more fully described, illustrated in the accompany ng drawing and pointed out in theiappendedclaim.

In the drawing Figure l-is a longitudinal sectional View taken through my improvedtype of drive" connection disclosing the arrangement the'reof when used-as the means of connection be tween sprockets. I y H v V I 1 F1gure'2 1s a sectlonal view takenon illie 2 2 of Figure 1.'

Referring to the drawing in detail, where in like characters ofjreference denote come jsponding parts, the: reference characters 10 and 11 indicate thecompanion halves" ofi a sired position and anchored :by cap screws" or other fastening elements,-such as indi--, V I r r krnovemen'ts whereby the centrifugalfforce housing which may be disposedyin any decated at 12.

--membe rs 14L 1 I [directed from] the spacing j-blocks 113, are 1 adapted to repose -again'st the innerfsides of the'pIateslO and'll, the purpose of which Twill be presently apparent.

7 As illustrated ill-Figure 2 ofi-the drawing, a' shaft 16, extended fthrouighthe plate v 10,"

' Spacingbl0cks' l3, carried 'uponthe inner sides of the plates lOi'and 11 adjacent the outermost peripheries thereof; fare provided with registerin bores. to. accommodate bolt nnu-lar shoulders; inwardly carries a gear, preferably a sprocket gear,

such as indicated at 17, upon the aforementloned end and having the-periphery or teeth"- Rings 18, carried upo spaced relation tothat ofthe shoulders l5 Within-theraceways 19 as defined" between #the shoulders 15 of'the' spacingiblocksl l3 and therings'l8, a'readapted for loose con- 1. nection withthe ends of rollershafts22.f

sprocket 17 the coursesinscribedbylthe raceways where; V by the "roller; membersare arranged upon;

' retain theirollersibetween the teeth-of, the 1 gears, The raceways orV-trackswill also'pre-g;

"*connection is providedbetween theindi'vid} Furthermore thejrollers can not-jclinibfthe,

.ji id l y:p t oned btw enthe teetho'fi '.-thegears. "ifl a adaptedfto providejguides or 'raceways-there-T; between within whichf the toothedperi-pher therefore disposed in spaced relatidrrto spaoing b1'0cks13.

, the inner'sidesof, the*plates;l0 an'dqll and 'di'sposed'in slight 55 upon the opposed blocks:13,-. arejadapted to i Q provide annular raceways19 upon diametrically'oppositesideswithinithe housing. .7 Rollernwmbers 20, whichwill be herein- V afterreferred' to as outside rollers, positioned;

' Inside 'rollers: 23, fixedzuponithe shaft 22: and arranged upon' eithe'r side of the toothed periphery" of tlief-gear*fl7 ,-are adapted to retainthe outside "rollers '2 Q within the re-" 7 spective racewaysff 'A's'procket roller24jis looselymountede'lo" "upon that portion of the shaft 22 between i the inside rollers 23 and which; is adaptedto be interposed between'ythe teeth of" the .The drawing has disclosed my drive con nectlon as forming the means of driving con- 'nection between sprocket wheels or gears] s1m1lar to that ofthe cha1n. drive timing l umechamsmsoflnternal combustion'engines. I

*As noted both 'gearsQar'e arranged within the outsidesof the gears andlwh e fth -l tp I 7 ter are called. into use the roller members will bevforced around in nearly. circuitoussljfi attained thereby would naturallyftend *tovent, whipping and inasmuch asno'rlinkage uallrollers binding; action will be obviated sprocketagears; because each of the rollers is The 'inside qroui 'zj m nta;

lessor the sprocket gears willrbeig ideaz The power transmitted from the driving to the driven gear, through the instrumentality of the present roller drive connection, will be a pushing rather than a pulling force 5 in contro-distinction to that of chains, inasmuch as the links therefor provide the means of pulling, Whereas the pushing effect of chains would merely buckle up the links therefor and cause same to ride and climb the sprockets.

' The invention "is -susceptible of various changes in its form, proportions and minor details of construction, and the right is herein reserved to make such changes as properly fall Within the scope of the appended claim. 1 V

Having thus described the invention, What is claimed is v I V A drive connection comprising a housing provided With oppositely located raceways, 

